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Core FSN EDUCATE, MOTIVATE, DOMINATE
Promote a winning environment that provides athletes the opportunity to grow physically, mentally, and emotionally.

Through each athletes commitment to hard work, success is the ultimate reward. Core FSN provides adult group training and youth speed, agility and strength training to the Saint Charles, IL, area. Keeping Physical and Mental Wellness a Priority in Your Daily Life
At Core FSN, adults work one-on-one with a trainer and coach or in a group setting. Teen, middle-school and youth athletes have a dedicated space and a team of coaches to help foster their progress. Our classes focus on optimizing strength and improving overall fitness. We also have a dedicated “workout of the day,” and a range of daily classes and sessions. We created CoreFSN to “fit “in with your daily lifestyle, goals, and availability. A healthy way of eating supports a healthy way of living. Core Nutrition is a place to refuel and rebuild post-workout and your destination when you’re looking for a “meal on the go” that won’t be detrimental to your healthy lifestyle.

10/13/2026

Free week of adult classes. Youth 1st class free!

10/07/2026
10/05/2026

CoreFSN.com
Youth strength training
Is the backbone of development.

10/01/2026

09/30/2026

It takes struggle / It takes pain to RISE. Go through that with us. Let’s do it together !!!!! Free week is yours , message now !!

09/29/2026

Claim your power

09/21/2026

Our brand is our people !!!!

09/17/2026

FREE WEEK FOR ADULTS
FREE SPEED CLASS FOR KIDS. Rose Domianus Santeler

Address

731 N 17th Street , Unit 10
Saint Charles, IL
60174

Opening Hours

Monday 5am - 8:30pm
Tuesday 5am - 8:30pm
Wednesday 5am - 8:30pm
Thursday 5am - 8:30pm
Friday 5am - 8:30pm
Saturday 6am - 2pm

Telephone

+16304036495

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